Gymnopleurini
Gymnopleurini is a tribe of scarab beetles, in the dung beetle subfamily (Scarabaeinae).[1] The side edge of each elytron (hardened fore-wing protecting the hind-wing) has a characteristic shape that exposed the underlying pleural sclerites (side plates of the abdomen). Relative to other dung beetles they are of moderate size (10–18 mm long).[1]
Gymnopleurini | |
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Garreta unicolor on a ball of rhinoceros dung | |
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Tribe: | Gymnopleurini Lacordaire, 1856 |
Ecology
All species fly during the day (diurnal). They are probably all ball-rollers: a ball is fashioned from the dung, and rolled away from it, either by a single beetle or a pair of beetles. A short tunnel is dug in the soil, and the ball is buried at the end of it. After reworking the ball, the female lays an egg in a depression in the ball, and covers it with dung. The brood is then abandoned; after hatching, larvae feed on the dung ball.[1]
Taxonomy
There are four genera in this tribe:
- Allogymnopleurus
- Garreta
- Gymnopleurus
- Paragymnopleurus
References
- Scholtz, Clarke H.; Davis, Adrian L. V.; Kryger, Ute (2009). Evolutionary biology and conservation of dung beetles. Sofia-Moscow: Pensoft Pub. ISBN 978-954-642-517-1.